Yamaha YFM250R Owner's Manual

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Yamaha YFM250R Owner's Manual Manual pdf 44 page image

6-51234567891011for long distances. The transmission is prop-erly lubricated only when the engine is run-ning. Inadequate lubrication may damagethe transmission. Always use the clutch when changing gears.The engine, transmission and drive train arenot designed to withstand the shock offorced shifting and can be damaged by shift-ing without using the clutch.EBU20672Engine break-inNOTE: For ATVs equipped with an odometer or an hourmeter, follow the figures given in km (mi) or thefigures given in hours. For ATVs not equipped with an odometer orhour meter, follow the figures given in hours.There is never a more important period in the life ofyour engine than the first 320 km (200 mi) or 20hours of riding. For this reason, you should readthe following material carefully.Since the engine is brand new, do not put an ex-cessive load on it for the first 320 km (200 mi) or 20hours. The various parts in the engine wear andpolish themselves to the correct operating clear-ances. During this period, prolonged full-throttleoperation or any condition that might result in en-gine overheating must be avoided.0–160 km (0–100 mi) or 0–10 hoursAvoid prolonged operation above 1/2 throttle. Varythe speed of the ATV regularly. Do not operate it atone set throttle position.160–320 km (100–200 mi) or 10–20 hoursAvoid prolonged operation above 3/4 throttle. Revthe engine through the gears freely, but do not usefull throttle at any time.320 km (200 mi) or 20 hours and beyondThe ATV can now be operated normally.CAUTION:ECB00220If any engine trouble should occur during theengine break-in period, immediately have aYamaha dealer check the ATV.EBU20721ParkingWhen parking the ATV, stop the engine, shift intofirst gear, apply the parking brake, and then turn